发明人张德明,朱建伟,冯建国. "Method for the Synthesis of 5-Bromo-2-chloro-3-ethylpyridine" [P]. 中国发明专利, 专利号 CN 109460784 A, 授权公告日 2022-08-27.
发明人徐明华,胡光,郭海燕. "A Process for Preparing High-Purity 5-Bromo-2-chloro-3-ethylpyridine" [P]. 中国发明专利, 专利号 CN 112557781 A, 授权公告日 2025-04-28.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2015, 1721, (12), 278-294.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2020, 868, (7), 2506-2534.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 5-Bromo-2-chloro-3-ethylpyridine Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2022, 1076, 4794-4814.